auto accessory

English Thesaurus

1. an accessory for an automobile (noun.artifact)

hypernym	:	accessory, add-on, appurtenance, supplement,
definition	:	a supplementary component that improves capability (noun.artifact)

part meronym	:	auto, automobile, car, machine, motorcar,
definition	:	a motor vehicle with four wheels; usually propelled by an internal combustion engine (noun.artifact)